Make private key into tweaked oridinal tapscript address (C#)

Program.cs

using System.Text;
using NBitcoin;
using NBitcoin.DataEncoders;

class Program
{
    static async Task Main()
    {
        var network = Network.TestNet;

        var hexKey = "5b10712a7799e29441f6c27918ff27af8a8f3707da14afd352730a99fb417033";
        
        //convert the hexKey to WIF
        Key key = new Key(Encoders.Hex.DecodeData(hexKey));
        var marker = Encoding.UTF8.GetBytes("ord");
        var mimetype = Encoding.UTF8.GetBytes("text/plain");
        var inscription = Encoding.UTF8.GetBytes("gywJYnla8SOO5PrmVIXlcgXwAbOWlgPgDXjjAOY");

        //create spacer that is '01' string in hex
        var spacer = Encoders.Hex.DecodeData("01");

        //create pubkey with the first 2 digits removed
        var pubkeyWOfirst2 = key.PubKey.ToBytes().Skip(1).ToArray();

        var script = new TapScript(new Script(Op.GetPushOp(pubkeyWOfirst2), OpcodeType.OP_CHECKSIG, OpcodeType.OP_0, OpcodeType.OP_IF, Op.GetPushOp(marker), Op.GetPushOp(spacer), Op.GetPushOp(mimetype), OpcodeType.OP_0, Op.GetPushOp(inscription), OpcodeType.OP_ENDIF), TapLeafVersion.C0);

        var taprootBuilderForAddrs = new TaprootBuilder();
        taprootBuilderForAddrs
            .AddLeaf(0, script);
        var info = taprootBuilderForAddrs.Finalize(key.PubKey.GetTaprootFullPubKey().InternalKey);

        var merkleRootVar = info.MerkleRoot;
        var tweakedKeyPair = key.CreateTaprootKeyPair(merkleRootVar);

        Console.WriteLine($"Key tweaked taproot address: {tweakedKeyPair.PubKey.GetAddress(network)}");

        return;
    }
}